Submersible pump



FIG. 1 is a perspective view of a submersible pump showing my new design;

FIG. 2 is a perspective view of the end opposite that shown in FIG. 1;

FIG. 3 is a side elevational view;

FIG. 4 is an end elevational view;

FIG. 5 is an end elevational view of the side opposite that shown in FIG. 4;

FIG. 6 is a side elevational view of a submersible pump, showing a second embodiment of my new design;

FIG. 7 is an end elevational view thereof;

FIG. 8 is an end elevational view thereof, of the side opposite that shown in FIG. 7; and

FIG. 9 is a perspective view thereof. 

The ornamental design for a submersible pump, as shown and described. 